City report · United States
Huntsville
Measured across a 2 km radius around Quigley, Huntsville, AL 35801, USA (12.57 km²)
- Tree cover
- 40.7%
- Air quality
- 72Moderate
- Trees in this area
- 128K
- More trees needed
- 0
- Area analysed
- 12.57 km²
- Satellite image
- Sep 20, 2026
Huntsville's tree count comes to 127,863 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 72 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
40.7% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
127,863
Target trees
127,863
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 72Moderate
Observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
10.3
PM10
10.5
NO₂
5.0
O₃
92.0
SO₂
0.7
CO
212.0
Frequently asked
Questions about Huntsville
What is the tree count in Huntsville?
Huntsville has an estimated 127,863 trees across the 12.57 km² measured — 40.7% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Huntsville need?
Huntsville has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Huntsville right now?
The latest reading for Huntsville shows an AQI of 72 (Moderate), observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Huntsville's tree cover and air quality measured?
Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Quigley; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS and may differ from street-level monitors.
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